429996820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1954531}}^1$

素因数の和:1954551

約数の個数: 24

約数和(自身を含む): 985084128

約数和(自身を除く): 555087308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1954531, 3909062, 7818124, 9772655, 19545310, 21499841, 39090620, 42999682, 85999364, 107499205, 214998410, 429996820]

約数ペア:

[(1, 429996820), (2, 214998410), (4, 107499205), (5, 85999364), (10, 42999682), (11, 39090620), (20, 21499841), (22, 19545310), (44, 9772655), (55, 7818124), (110, 3909062), (220, 1954531)]